Norcomp 178 25 Way Right Angle Through Hole D-sub Connector Socket, 2.77mm Pitch, with 4-40 StandOffs/Board Lock

View all D Sub Connectors
Bulk discount available

Subtotal (1 unit)*

£7.42

(exc. VAT)

£8.90

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • 19 unit(s) ready to ship
  • Plus 25 unit(s) shipping from 12 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 - 4£7.42
5 - 24£6.92
25 - 49£6.45
50 - 99£6.14
100 +£5.97

*price indicative

D-Sub-Backshells
D Sub Backshells
Don't forget D Sub Backshells!
Shop D Sub Backshells now
RS Stock No.:
174-8656
Mfr. Part No.:
178-025-513R571
Brand:
Norcomp
Find similar products by selecting one or more attributes.
Select all

Brand

Norcomp

Number of Contacts

25

Gender

Female

Body Orientation

Right Angle

Mounting Type

Through Hole

Pitch

2.77mm

D Connector Type

Dual Ports D-Sub

Termination Method

Solder

Mounting Hardware

4-40 StandOffs/Board Lock

Current Rating

5.0A

Housing Material

Steel

Voltage Rating

1.0 kV

Length

52.7mm

Width

25.4mm

Depth

31.75mm

Contact Plating

Gold Flash

Dimensions

52.7 x 25.4 x 31.75mm

Contact Material

Brass

Series

178

Series Number

178

Maximum Operating Temperature

+105°C

Minimum Operating Temperature

-55.0°C

COO (Country of Origin):
TW
Dual port d-subs available in 4 industry sizes/positions:
Standard Density (9 pin, 15 pin, 25 pin, 37 pin) & High Density (15 pin)
Low cost, high performance stamped contacts.
Stacked d-sub provides proper mating while maximizing board space.
Nickel plated shells have ground indents to provide better grounding & retention.
Metal shell for improved shielding.
Fully intermateable with other d-sub connectors.
Shell: Steel, nickel plating
Insulator: Glass-filled thermoplastic, (260°C process temp)
Stamped contacts: Brass | Plating: Gold flash

Related links